1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
erastova [34]
3 years ago
13

When a chance mutation modifies a virus to attach to a new host species, it is called

Biology
1 answer:
strojnjashka [21]3 years ago
4 0

Answer:

gain-of-function

Explanation:

Gain-of-function mutations represent a type of genetic change that may confer a new function to the gene that undergoes the mutation. In this case, a gain-of-function mutation conferred to the virus an adaptive advantage by allowing it to encode a new protein which is capable of attaching to the cell membrane of a new host. In this regard, it is important to note that loss-of-function mutations are quite common in nature, while gain-of-function mutations are relatively rare.

You might be interested in
Choose the following true statement about alr pollution.
borishaifa [10]

Answer:

C

Explanation:

Many kinds of air pollution can't be seen, which means A is incorrect. Any kind of pollution can be harmful to you, which means B is incorrect too. Air pollution is very harmful but in most cases can't be directly seen, so C is correct. Pollution can be found everywhere, so D is incorrect also.

4 0
2 years ago
A scientist has chosen to study how rain can cause flooding along the Mississippi River. Which type of model is most appropriate
masha68 [24]
Is there a list of answers you can choose from?
3 0
3 years ago
Read 2 more answers
What a cell is more or less complex than a tissue
kozerog [31]
Tissues

Tissues are somewhat more complex units than cells. By definition, a tissue is an organization of a great many similar cells with varying amounts and kinds of nonliving, intercellular substance between them.

6 0
3 years ago
A food web is
inn [45]

Answer:

C

Explanation:

8 0
3 years ago
Gene mutations can be passed on to future generations and drive natural selection. Choose the best description of how Gene mutat
prohojiy [21]
Gene mutations can be passed on to future generations and drive natural selection. ... Gene mutations can be helpful, harmful, or neutral for an organism's survival. Only mutations that are helpful in the organism's environment would influence its survival and reproduction
5 0
3 years ago
Other questions:
  • As the temperature of a molerial increases, the
    15·1 answer
  • Enzymes and their substrates are sometimes referred to as the lock and key model. what does this tell you about enzyme behavior
    9·1 answer
  • Which equation satisfies the law of conservation of matter?
    10·1 answer
  • A strand or RNA reads GCAUUGCAAGUC. What is the sequence of amino acids coded for by this strand?
    11·1 answer
  • What are pathogenic bacteria?​
    9·2 answers
  • The human genome project identified the sequence of base pairs in human DNA and identified several genes. Which question would l
    9·2 answers
  • Look at this pic and help me out please
    12·1 answer
  • Prokaryotic cells lack a nucleus. Therefore, the genes in prokaryotic cells are:
    12·1 answer
  • How do Pesticides Affect Biodiversity?
    7·1 answer
  • Earth's average temperature typically fluctuates (cycles)<br> O True<br> O False
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!